using Prism.Mvvm;
using System.Linq;
using Prism.Events;
using SHJX.Service.Common.Event;
using System.Collections.Generic;
using SHJX.Service.Model.EventArgs;
using SHJX.Service.Control.Interface;
using System.Collections.ObjectModel;
using SHJX.Service.Common.Constants;
using SHJX.Service.Model.ControlModules;

namespace SHJX.Service.Main.ViewModels
{
    public class OpLiquidPosViewModel : BindableBase
    {
        #region Properties
        public ObservableCollection<CenterControlInfo> CenterControls { get; set; }
        #endregion

        public OpLiquidPosViewModel(IEventAggregator ea, IMainService service)
        {
            var positions = service.OtherPositions;
            CenterControls = new ObservableCollection<CenterControlInfo>();
            for (int i = 0; i < positions.Count; i++)
            {
                CenterControlInfo control = new()
                {
                    Index = i,
                    ControlName = positions[i].Name,
                    TagNameText = positions[i].TagText,
                    BackColor = ColorNames.MainColor
                };
                CenterControls.Add(control);
            }
            #region 监听
            ea.GetEvent<UpdateElementEvent>().Subscribe(ChangeElement);
            #endregion
        }

        #region Event Methods
        public void ChangeElement(List<ElementArgs> args)
        {
            foreach (ElementArgs arg in args)
            {
                CenterControlInfo control = CenterControls.Where(item => item.ControlName.Equals(arg.Name)).FirstOrDefault();
                if (control is null)
                {
                    continue;
                }
                CenterControls[control.Index].CenterText = !arg.Enable ? string.IsNullOrWhiteSpace(arg.Current) ? string.Empty : arg.Current.Length < 2 ? arg.Current : arg.Current[1..] : string.Empty;
                CenterControls[control.Index].BackColor = !arg.Enable ? ColorNames.SentColor : ColorNames.MainColor;
            }
        }
        #endregion
    }
}